20789968619

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{2861}}^1\times {\mathrm{33487}}^1$

素因数の和:36386

約数の個数: 16

約数和(自身を含む): 24535719936

約数和(自身を除く): 3745751317

約数列:

[1, 7, 31, 217, 2861, 20027, 33487, 88691, 234409, 620837, 1038097, 7266679, 95806307, 670644149, 2969995517, 20789968619]

約数ペア:

[(1, 20789968619), (7, 2969995517), (31, 670644149), (217, 95806307), (2861, 7266679), (20027, 1038097), (33487, 620837), (88691, 234409)]